<template>
    <div class="nav-bar">
        <div class="left" @click="goback">
            <slot name="left">
                <img src="~assets/images/left.png" alt="">
            </slot>
        </div>
        <div class="center">
            <slot>图书商城</slot>
        </div>
        <div class="right">
            <slot name="right"></slot>
        </div>
    </div>
</template>

<script>
import {useRouter} from 'vue-router'

export default {
    name: "NavBar",
    setup() {
        const router = useRouter();
        const goback = () => {
            router.go(-1);
        }
        return {
            goback
        }
    }
}

</script>

<style scoped>
.nav-bar {
    background-color: var(--color-tint);
    color: #fff;
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    z-index: 9;
    height: 45px;
    line-height: 45px;
    text-align: center;
    /*box-shadow: 0 4px 6px rgba(0, 0, 0, .3);*/
    display: flex;
    border-bottom: 1px solid hotpink;
}

.left, .right {
    width: 60px;
    cursor: pointer;
}

.left img {
    width: 45px;
    padding: 12px;
}

.center {
    flex: 1;
}
</style>